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    revision 1121 by niro, Sat Sep 1 22:45:15 2007 UTC revision 1122 by niro, Wed Aug 18 21:11:40 2010 UTC
    # Line 9  Line 9 
    9  #include <klibc/compiler.h>  #include <klibc/compiler.h>
    10  #include <klibc/sysconfig.h>  #include <klibc/sysconfig.h>
    11  #include <linux/socket.h>  #include <linux/socket.h>
    12    #include <linux/uio.h>
    13    #include <asm/socket.h>
    14  #if _KLIBC_HAS_ARCHSOCKET_H  #if _KLIBC_HAS_ARCHSOCKET_H
    15  #include <klibc/archsocket.h>  #include <klibc/archsocket.h>
    16  #endif  #endif
    # Line 17  Line 19 
    19     that are hidden under #ifdef __KERNEL__... what a brilliant idea!     that are hidden under #ifdef __KERNEL__... what a brilliant idea!
    20     These are the "common" definitions; if not appropriate, override     These are the "common" definitions; if not appropriate, override
    21     them in <klibc/archsocket.h>. */     them in <klibc/archsocket.h>. */
    22      
    23  #ifndef SOCK_STREAM  #ifndef SOCK_STREAM
    24  # define SOCK_STREAM    1  # define SOCK_STREAM    1
    25  # define SOCK_DGRAM     2  # define SOCK_DGRAM     2
    # Line 27  Line 29 
    29  # define SOCK_PACKET    10  # define SOCK_PACKET    10
    30  #endif  #endif
    31    
    32    #ifndef AF_INET
    33    #define AF_UNSPEC 0
    34    #define AF_UNIX 1 /* Unix domain sockets */
    35    #define AF_LOCAL 1 /* POSIX name for AF_UNIX */
    36    #define AF_INET 2 /* Internet IP Protocol */
    37    #define AF_AX25 3 /* Amateur Radio AX.25 */
    38    #define AF_IPX 4 /* Novell IPX */
    39    #define AF_APPLETALK 5 /* AppleTalk DDP */
    40    #define AF_NETROM 6 /* Amateur Radio NET/ROM */
    41    #define AF_BRIDGE 7 /* Multiprotocol bridge */
    42    #define AF_ATMPVC 8 /* ATM PVCs */
    43    #define AF_X25 9 /* Reserved for X.25 project */
    44    #define AF_INET6 10 /* IP version 6 */
    45    #define AF_ROSE 11 /* Amateur Radio X.25 PLP */
    46    #define AF_DECnet 12 /* Reserved for DECnet project */
    47    #define AF_NETBEUI 13 /* Reserved for 802.2LLC project*/
    48    #define AF_SECURITY 14 /* Security callback pseudo AF */
    49    #define AF_KEY 15      /* PF_KEY key management API */
    50    #define AF_NETLINK 16
    51    #define AF_ROUTE AF_NETLINK /* Alias to emulate 4.4BSD */
    52    #define AF_PACKET 17 /* Packet family */
    53    #define AF_ASH 18 /* Ash */
    54    #define AF_ECONET 19 /* Acorn Econet */
    55    #define AF_ATMSVC 20 /* ATM SVCs */
    56    #define AF_RDS 21 /* RDS sockets */
    57    #define AF_SNA 22 /* Linux SNA Project (nutters!) */
    58    #define AF_IRDA 23 /* IRDA sockets */
    59    #define AF_PPPOX 24 /* PPPoX sockets */
    60    #define AF_WANPIPE 25 /* Wanpipe API Sockets */
    61    #define AF_LLC 26 /* Linux LLC */
    62    #define AF_CAN 29 /* Controller Area Network      */
    63    #define AF_TIPC 30 /* TIPC sockets */
    64    #define AF_BLUETOOTH 31 /* Bluetooth sockets */
    65    #define AF_IUCV 32 /* IUCV sockets */
    66    #define AF_RXRPC 33 /* RxRPC sockets */
    67    #define AF_ISDN 34 /* mISDN sockets */
    68    #define AF_PHONET 35 /* Phonet sockets */
    69    #define AF_IEEE802154 36 /* IEEE802154 sockets */
    70    #define AF_MAX 37 /* For now.. */
    71    #endif // !AF_INET
    72    
    73    #ifndef PF_UNSPEC
    74    #define PF_UNSPEC AF_UNSPEC
    75    #define PF_UNIX AF_UNIX
    76    #define PF_LOCAL AF_LOCAL
    77    #define PF_INET AF_INET
    78    #define PF_AX25 AF_AX25
    79    #define PF_IPX AF_IPX
    80    #define PF_APPLETALK AF_APPLETALK
    81    #define PF_NETROM AF_NETROM
    82    #define PF_BRIDGE AF_BRIDGE
    83    #define PF_ATMPVC AF_ATMPVC
    84    #define PF_X25 AF_X25
    85    #define PF_INET6 AF_INET6
    86    #define PF_ROSE AF_ROSE
    87    #define PF_DECnet AF_DECnet
    88    #define PF_NETBEUI AF_NETBEUI
    89    #define PF_SECURITY AF_SECURITY
    90    #define PF_KEY AF_KEY
    91    #define PF_NETLINK AF_NETLINK
    92    #define PF_ROUTE AF_ROUTE
    93    #define PF_PACKET AF_PACKET
    94    #define PF_ASH AF_ASH
    95    #define PF_ECONET AF_ECONET
    96    #define PF_ATMSVC AF_ATMSVC
    97    #define PF_RDS AF_RDS
    98    #define PF_SNA AF_SNA
    99    #define PF_IRDA AF_IRDA
    100    #define PF_PPPOX AF_PPPOX
    101    #define PF_WANPIPE AF_WANPIPE
    102    #define PF_LLC AF_LLC
    103    #define PF_CAN AF_CAN
    104    #define PF_TIPC AF_TIPC
    105    #define PF_BLUETOOTH AF_BLUETOOTH
    106    #define PF_IUCV AF_IUCV
    107    #define PF_RXRPC AF_RXRPC
    108    #define PF_ISDN AF_ISDN
    109    #define PF_PHONET AF_PHONET
    110    #define PF_IEEE802154 AF_IEEE802154
    111    #define PF_MAX AF_MAX
    112    #endif // !PF_UNSPEC
    113    
    114    #ifndef MSG_OOB
    115    #define MSG_OOB 1
    116    #define MSG_PEEK 2
    117    #define MSG_DONTROUTE 4
    118    #define MSG_TRYHARD     4       /* Synonym for MSG_DONTROUTE for DECnet */
    119    #define MSG_CTRUNC 8
    120    #define MSG_PROBE 0x10 /* Do not send. Only probe path f.e. for MTU */
    121    #define MSG_TRUNC 0x20
    122    #define MSG_DONTWAIT 0x40 /* Nonblocking io */
    123    #define MSG_EOR         0x80 /* End of record */
    124    #define MSG_WAITALL 0x100 /* Wait for a full request */
    125    #define MSG_FIN         0x200
    126    #define MSG_SYN 0x400
    127    #define MSG_CONFIRM 0x800 /* Confirm path validity */
    128    #define MSG_RST 0x1000
    129    #define MSG_ERRQUEUE 0x2000 /* Fetch message from error queue */
    130    #define MSG_NOSIGNAL 0x4000 /* Do not generate SIGPIPE */
    131    #define MSG_MORE 0x8000 /* Sender will send more */
    132    
    133    #define MSG_EOF         MSG_FIN
    134    
    135    #define MSG_CMSG_CLOEXEC 0x40000000 /* Set close_on_exit for file
    136       descriptor received through
    137       SCM_RIGHTS */
    138    #if defined(CONFIG_COMPAT)
    139    #define MSG_CMSG_COMPAT 0x80000000 /* This message needs 32 bit fixups */
    140    #else
    141    #define MSG_CMSG_COMPAT 0 /* We never have 32 bit fixups */
    142    #endif
    143    #endif // !MSG_OOB
    144    
    145    /* These types is hidden under __KERNEL__ in kernel sources */
    146    typedef unsigned short sa_family_t;
    147    struct sockaddr {
    148     sa_family_t     sa_family;      /* address family, AF_xxx       */
    149     char            sa_data[14];    /* 14 bytes of protocol address */
    150    };
    151  typedef int socklen_t;  typedef int socklen_t;
    152    struct msghdr {
    153     void *msg_name;
    154     int msg_namelen;
    155     struct iovec *msg_iov;
    156     size_t msg_iovlen;
    157     void *msg_control;
    158     size_t msg_controllen;
    159     unsigned msg_flags;
    160    };
    161    
    162    /* Ancillary data structures and cmsg macros are also hidden under __KERNEL__ */
    163    #ifndef CMSG_FIRSTHDR
    164    /*
    165     * POSIX 1003.1g - ancillary data object information
    166     * Ancillary data consits of a sequence of pairs of
    167     * (cmsghdr, cmsg_data[])
    168     */
    169    
    170    struct cmsghdr {
    171     __kernel_size_t cmsg_len; /* data byte count, including hdr */
    172            int cmsg_level; /* originating protocol */
    173            int cmsg_type; /* protocol-specific type */
    174    };
    175    
    176    /*
    177     * Ancilliary data object information MACROS
    178     * Table 5-14 of POSIX 1003.1g
    179     */
    180    
    181    #define __CMSG_NXTHDR(ctl, len, cmsg) __cmsg_nxthdr((ctl),(len),(cmsg))
    182    #define CMSG_NXTHDR(mhdr, cmsg) cmsg_nxthdr((mhdr), (cmsg))
    183    
    184    #define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
    185    
    186    #define CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
    187    #define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
    188    #define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
    189    
    190    #define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? \
    191      (struct cmsghdr *)(ctl) : \
    192      (struct cmsghdr *)NULL)
    193    #define CMSG_FIRSTHDR(msg) __CMSG_FIRSTHDR((msg)->msg_control, (msg)->msg_controllen)
    194    #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
    195         (cmsg)->cmsg_len <= (unsigned long) \
    196         ((mhdr)->msg_controllen - \
    197          ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
    198    
    199    /*
    200     * Get the next cmsg header
    201     *
    202     * PLEASE, do not touch this function. If you think, that it is
    203     * incorrect, grep kernel sources and think about consequences
    204     * before trying to improve it.
    205     *
    206     * Now it always returns valid, not truncated ancillary object
    207     * HEADER. But caller still MUST check, that cmsg->cmsg_len is
    208     * inside range, given by msg->msg_controllen before using
    209     * ancillary object DATA. --ANK (980731)
    210     */
    211    
    212    static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
    213           struct cmsghdr *__cmsg)
    214    {
    215     struct cmsghdr * __ptr;
    216    
    217     __ptr = (struct cmsghdr*)(((unsigned char *) __cmsg) +  CMSG_ALIGN(__cmsg->cmsg_len));
    218     if ((unsigned long)((char*)(__ptr+1) - (char *) __ctl) > __size)
    219     return (struct cmsghdr *)0;
    220    
    221     return __ptr;
    222    }
    223    
    224    static inline struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
    225    {
    226     return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
    227    }
    228    
    229    /* "Socket"-level control message types: */
    230    
    231    #define SCM_RIGHTS 0x01 /* rw: access rights (array of int) */
    232    #define SCM_CREDENTIALS 0x02 /* rw: struct ucred */
    233    #define SCM_SECURITY 0x03 /* rw: security label */
    234    
    235    struct ucred {
    236     __u32 pid;
    237     __u32 uid;
    238     __u32 gid;
    239    };
    240    #endif /* CMSG_FIRSTHDR */
    241    
    242    
    243  __extern int socket(int, int, int);  __extern int socket(int, int, int);
    244  __extern int bind(int, struct sockaddr *, int);  __extern int bind(int, struct sockaddr *, int);
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      Added in v.1122